Lava Z91 vs UMIDIGI Bison
Lava Z91
UMIDIGI Bison
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 40(2300), 41(2500)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 66
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE, Cat6, 301 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-32020-08
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Status2018-32020-08
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Design
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BuildPlastic, metalMetal, polycarbonate, TPU
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height152 mm162.5 mm
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Width72.9 mm79.9 mm
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Thickness7.7 mm12.8 mm
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Weight147 g250 g
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Waterproof-IP68/IP69K
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Dust proof-IP68/IP69K
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MIL-STD-810G-Yes
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ColorsBlueOrange, Yellow
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD
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Physical size5.7 inches6.3 inches
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Resolution720 x 1440 pixels1080 x 2340 pixels
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Pixel density282 ppi409 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass
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MultitouchYes, max 5 fingers-
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz ARM Cortex-A53Quad-core 2.0 GHz Cortex-A73
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CPU(second)quad-core 2.0 GHz Cortex-A53
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ChipsetMediatek MT6739MediaTek Helio P60 MT6771
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GPUPowerVR GE8100Mali-G72 MP3
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Memory RAM3 GB6 GB
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Internal storage32 GB128 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max128 GB256 GB
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Storage-UFS 2.1
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OS
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OSAndroid 7.1 (Nougat)Android 10
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Main camera
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Camera type-Quad
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Main camera13 MP, f/2.0 , 1.12 µm48 MP, f/1.79 , 0.8 µm, 1/2"
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16 MP, 120˚
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5 MP
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5 MP, 25 mm
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Primary camera resolution4160 x 3120 pixels8000 x 6000 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocusautofocus-
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Primary camera flash-dual-LED flash
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Camera featuresGeo-tagging, face detection, touch focusAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
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Selfie camera
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FlashLED flash-
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Selfie camera type-Single
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Selfie camera8 MP, f/2.224 MP, f/2.0
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Selfie camera resolution3264 x 2448 pixels-
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Selfie camera features-Face unlock
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Selfie camera video-1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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EarpieceYesYes
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Multimedia
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Radio-FM Radio
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth HID-Yes
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NFC-No
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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SensorsFingerprint (rear-mounted), accelerometer, proximityAltimeter, accelerometer, barometer, compass, fingerprint, geomagnetic, gyroscope, light, magnetometer, pedometer, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Tests and performance
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Antutu-186000 (v8)
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Geekbench(single-core)-282 (v5.2)
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Geekbench(multi-core)-1231 (v5.2)
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Cost
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Price-140 USD